docs: def accuracy(Ntp, Ntn, Nfp, Nfn, eps=numpy.spacing(1)):
      """Accuracy
  
      Parameters
      ----------
      Ntp : int >= 0
          Number of true positives.
  
      Ntn : int >= 0
          Number of true negatives.
  
      Nfp : int >= 0
          Number of false positives.
  
      Nfn : int >= 0
          Number of false negatives.
  
      eps : float
          eps.
          Default value numpy.spacing(1)
  
      Returns
      -------
      acc: float
          Accuracy
  
      """
  
      return float((Ntp + Ntn) / (Ntp + Ntn + Nfn + Nfp + eps))